We're all guessing, but his net-worth probably didn't come from his salary. He joined Google 1-3 years after Google was founded so we have to assume that he got

We're all guessing, but his net-worth probably didn't come from his salary. He joined Google 1-3 years after Google was founded so we have to assume that he got a lot of stock options, especially given his talent. When Google IPO-ed in 2004 it had a market cap of $23 Billion. Today is 30 times that much. Of course he might have sold shares, but then he might have gotten super bonuses for a lot of his projects. Maybe he asked to leave and Sergey and Larry gave him a new title and lot of money. Sometime a small tweak makes a Google-sized company billions or tens of billions. They are generous with a tiny % of the sum. https://www.cnbc.com/2017/04/03/waymos-uber-lawsuit-reveals-anthony-levandowskis-120m-pay.html https://www.cnbc.com/2017/04/03/waymos-uber-lawsuit-reveals-... "Embattled engineer Anthony Levandowski collected $120 million from Google, despite involvement with at least one start-up that would ultimately compete with the company, according to new legal filings. "